200420322071 has 2 divisors, whose sum is σ = 200420322072. Its totient is φ = 200420322070.

The previous prime is 200420322031. The next prime is 200420322107. The reversal of 200420322071 is 170223024002.

It is a happy number.

Together with next prime (200420322107) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200420322071 - 2¹⁰ = 200420321047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200420322031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100210161035 + 100210161036.

It is an arithmetic number, because the mean of its divisors is an integer number (100210161036).

Almost surely, 2^200420322071 is an apocalyptic number.

200420322071 is a deficient number, since it is larger than the sum of its proper divisors (1).

200420322071 is an equidigital number, since it uses as much as digits as its factorization.

200420322071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 200420322071 its reverse (170223024002), we get a palindrome (370643346073).

The spelling of 200420322071 in words is "two hundred billion, four hundred twenty million, three hundred twenty-two thousand, seventy-one".